Airports
FSImedium airport
Henry Post Army Air Field
Fort Sill, United States
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KFSI
ICAO
1189 ft
Elevation
TravelerPulse profile
Army aviation training hub at Fort Sill, Oklahoma.
Location
Fort Sill, United States
Henry Post Army Air Field (IATA: FSI, ICAO: KFSI) is a military airfield located at Fort Sill, a major U.S. Army installation near Lawton, Oklahoma. The field primarily supports Army aviation training and operations associated with the installation's artillery and air defense mission.
Named after Henry B. Post, an early Army aviation pioneer, the airfield serves as an integral part of Fort Sill's training infrastructure. It is not a commercial passenger airport and primarily handles military aircraft, training flights, and government aviation activities.
The field is operated by the United States Army and supports rotary-wing and fixed-wing training missions. Civilian access is restricted due to its status as an active military installation.
Getting to & from
Fort Sill is accessible by road from Lawton, Oklahoma, approximately 5 miles to the northeast, with no scheduled public transit serving the airfield.
Notable facts
- ›Named after Henry B. Post, an early U.S. Army aviator.
- ›Located on Fort Sill, home of the U.S. Army Field Artillery School.
- ›Primarily supports military aviation training missions.
- ›Not open to scheduled commercial airline service.
- ›Assigned IATA code FSI despite having no commercial passenger operations.
This profile is provided for general information only. Details may be inaccurate or outdated — always verify with the airport's official website before acting on them.
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